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<?php
/**
* @file get-image.php
* @brief combat cross-origin
* @copyright Copyright (C) 2016 Elphel Inc.
* @author Oleg Dzhimiev <oleg@elphel.com>
*
* @par <b>License</b>:
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
if (isset($_GET['port']))
$port = $_GET['port'];
else
die();
if (isset($_GET['rel']))
$rel = $_GET['rel'];
else
die();
if (isset($_GET['ip']))
$ip = $_GET['ip'];
else
$ip = "localhost";
/*
header("Location: http://{$_SERVER['HTTP_HOST']}:$port/$rel");
die();
*/
$port0 = 2323;
$pointers = elphel_get_circbuf_pointers(intval($port)-$port0,1);
$pointer = $pointers[count($pointers)-1]['circbuf_pointer'];
$contents = file_get_contents("http://$ip:$port/$rel");
$acao = "*";
$ct = "image/jpeg";
// pass some headers from file_get_contents
// $http_response_header is auto populated
foreach($http_response_header as $h){
$hv = explode(":",$h);
if ($hv[0]=="Access-Control-Allow-Origin"){
$acao = trim($hv[1]);
}else if ($hv[0]=="Content-Type"){
$ct = trim($hv[1]);
}
}
// allow CORS
header("Access-Control-Allow-Origin: $acao");
header("Content-Type: $ct");
echo $contents;
//echo file_get_contents("http://$ip:$port/$rel");
die();
?>